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i386: Fix race condition when using SC520 timers

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Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
This commit is contained in:
Graeme Russ 2009-11-24 20:04:17 +11:00 • committed by Wolfgang Denk
parent 141a62cc12
commit 27f13075a6
1 changed files with 6 additions and 5 deletions
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11
cpu/i386/sc520/sc520_timer.c
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@ -35,6 +35,12 @@ void sc520_timer_isr(void)
int timer_init(void)
{
/* Register the SC520 specific timer interrupt handler */
register_timer_isr (sc520_timer_isr);
/* Install interrupt handler for GP Timer 1 */
irq_install_handler (0, timer_isr, NULL);
/* Map GP Timer 1 to Master PIC IR0 */
sc520_mmcr->gp_tmr_int_map[1] = 0x01;
@ -54,11 +60,6 @@ int timer_init(void)
sc520_mmcr->gptmr1maxcmpa = 100;
sc520_mmcr->gptmr1ctl = 0xe009;
/* Register the SC520 specific timer interrupt handler */
register_timer_isr (sc520_timer_isr);
/* Install interrupt handler for GP Timer 1 */
irq_install_handler (0, timer_isr, NULL);
unmask_irq (0);
/* Clear the GP Timer 1 status register to get the show rolling*/